範例：AWS Elemental MediaStore 日誌檔項目

追蹤是一種組態，能讓事件以日誌檔案的形式交付至您指定的 Amazon S3 儲存貯體。 CloudTrail 日誌檔案包含一個或多個日誌項目。一個事件為任何來源提出的單一請求，並包含請求動作、請求的日期和時間、請求參數等資訊。 CloudTrail 日誌檔案並非依公有 API 呼叫追蹤記錄的堆疊排序，因此不會以任何特定順序出現。

以下範例顯示的 CloudTrail 日誌項目會示範CreateContainer操作：

{
    "eventVersion": "1.05",
    "userIdentity": {
        "type": "IAMUser",
        "principalId": "ABCDEFGHIJKL123456789",
        "arn": "arn:aws:iam::111122223333:user/testUser",
        "accountId": "111122223333",
        "accessKeyId": "AKIAIOSFODNN7EXAMPLE",
        "userName": "testUser",
        "sessionContext": {
            "attributes": {
                "mfaAuthenticated": "false",
                "creationDate": "2018-07-09T12:55:42Z"
            }
        },
        "invokedBy": "signin.amazonaws.com"
    },
    "eventTime": "2018-07-09T12:56:54Z",
    "eventSource": "mediastore.amazonaws.com",
    "eventName": "CreateContainer",
    "awsRegion": "ap-northeast-1",
    "sourceIPAddress": "54.239.119.16",
    "userAgent": "signin.amazonaws.com",
    "requestParameters": {
        "containerName": "TestContainer"
    },
    "responseElements": {
        "container": {
            "status": "CREATING",
            "creationTime": "Jul 9, 2018 12:56:54 PM",
            "name": " TestContainer ",
            "aRN": "arn:aws:mediastore:ap-northeast-1:111122223333:container/TestContainer"
        }
    },
    "requestID": "MNCTGH4HRQJ27GRMBVDPIVHEP4LO2BN6MUVHBCPSHOAWNSOKSXCO24B2UEOBBND5DONRXTMFK3TOJ4G7AHWMESI",
    "eventID": "7085b140-fb2c-409b-a329-f567912d704c",
    "eventType": "AwsApiCall",
    "recipientAccountId": "111122223333"
}